نتایج جستجو برای: thermal expansionc oefficient

تعداد نتایج: 217268  

2017
Samuel Baron Peter W. Evans

Both Skow (2007) and Callender (2008) independently argue that time can be distinguished from space due to the special role it plays in our laws of nature: our laws determine the behaviour of physical systems across time, but not across space. In this work we asses the claim that the laws of nature might provide the basis for distinguishing time from space by looking specifically at the claims ...

2007
Philip F. Nolan

Case histories of 263 incidents involving runaway reactions of the type A + B→ products, carried out in industrial batch reactors have been analysed on the basis of unit processes involved, initiating factors and type of industry. The case histories were drawn from Health and Safety Executive files, industrial records and the open literature. Although the data has no absolute statistical value,...

Journal: :Dalton transactions 2017
Yufei Hu Susan M Kauzlarich

Zintl phases Yb14MnSb11 and Yb14MgSb11, which share the same complex structure type, have been demonstrated as the best p-type thermoelectric materials for the high temperature region (800-1200 K). A new iso-structural compound, Yb14MgBi11, was synthesized in order to investigate the structure and thermoelectric properties of the Bi analogs. Yb14MgBi11 crystallizes in the Ca14AlSb11 structure-t...

Journal: :Physical review letters 2011
J A Reusch J K Anderson D J Den Hartog F Ebrahimi D D Schnack H D Stephens C B Forest

New high time resolution measurements of the electron thermal diffusion χ(e) throughout the sawtooth cycle of the Madison Symmetric Torus reversed-field pinch have been made by utilizing the enhanced capabilities of the upgraded multipoint, multipulse Thomson scattering system. These measurements are compared to the χ(e) due to magnetic diffusion predicted by using information from a new high s...

Journal: :Nano letters 2014
Pradyumna Goli Hao Ning Xuesong Li Ching Yu Lu Konstantin S Novoselov Alexander A Balandin

We demonstrated experimentally that graphene-Cu-graphene heterogeneous films reveal strongly enhanced thermal conductivity as compared to the reference Cu and annealed Cu films. Chemical vapor deposition of a single atomic plane of graphene on both sides of 9 μm thick Cu films increases their thermal conductivity by up to 24% near room temperature. Interestingly, the observed improvement of the...

2006
Johannes Platen Arshak Poghossian Michael J. Schöning

A new and simple method for nanostructuring using conventional photolithography and layer expansion or pattern-size reduction technique is presented, which can further be applied for the fabrication of different nanostructures and nano-devices. The method is based on the conversion of a photolithographically patterned metal layer to a metal-oxide mask with improved pattern-size resolution using...

Journal: :Physical review letters 2003
Adam C Durst Ashvin Vishwanath Patrick A Lee

Thermal transport in the mixed state of a d-wave superconductor is considered within the weak-field regime. We express the thermal conductivity, kappa(xx), and the thermal Hall conductivity, kappa(xy), in terms of the cross section for quasiparticle scattering from a single vortex. Solving for the cross section (neglecting the Berry phase contribution and the anisotropy of the gap nodes), we ob...

Journal: :Industrial medicine & surgery 1959
B ROVATTI R J BRENNAN

Journal: :Journal of the American Medical Informatics Association : JAMIA 2010
Gondy Leroy Trudi Miller

This pilot study explores the impact of a health topics overview (HTO) on reading comprehension. The HTO is generated automatically based on the presence of Unified Medical Language System terms. In a controlled setting, we presented health texts and posed 15 questions for each. We compared performance with and without the HTO. The answers were available in the text, but not always in the HTO. ...

Journal: :Microelectronics Reliability 2015
Zaifu Cui Miao Cai Ruifeng Li Ping Zhang Xianping Chen Dao-Guo Yang

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